Kevin is the president of a small insurance company. At the last company off-site meeting, Kevin smoked in his hotel room, despite the rules about not smoking in the hotel. This generated a $500 fine that Kevin put on his expense report for the trip. In addition, Kevin ordered a $300 bottle of wine at the company dinner, saying The company's paying for itBut Kevin is concerned because many of his employees are now ordering very expensive meals when they are on business trips. What guideline would help Kevin best manage this situation